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The blood vessels to the brain are primarily in the Meninges, consisting of several layers with the Pia layer being primarily capillaries, and the arachnoid space being full of smaller vessels.
Here are some good reference articles.
http://www.csuchico.edu/~pmccaffrey//syllabi/CMSD%20320/362unit3.html
http://homepages.nyu.edu/~eh597/Meninges.htm
What else can I help you with?
When particles travel from an area of high concentration to an area of what?
When particles travel from an area of high concentration to an area of low concentration, they are moving down their concentration gradient. This process is known as diffusion.
When molecules move down the concentration gradient it means they are moving from high to low or low to high?
When molecules move down the concentration gradient, they are moving from an area of high concentration to an area of low concentration. This movement occurs spontaneously to equalize the concentration of molecules in the given environment.
The area of greatest visual acuity is located at the?
The area of greatest visual acuity in the human eye is the fovea, which is a small pit in the retina at the center of the macula. This is where the highest concentration of cone cells is found, allowing for detailed and sharp central vision.
What particle movement from an area of higher concentration to an area of lower concentration?
Diffusion is the movement of particles from an area of higher concentration to an area of lower concentration. This process is driven by the natural tendency of particles to spread out and achieve equilibrium.
Diffusion is the movement of a substance?
Diffusion is the movement of a substance from an area of high concentration to an area of low concentration, driven by the random motion of molecules. It is a passive process that does not require energy input.
What area of the head and skull has the greatest concentration of vessels?
The area of the head and skull with the greatest concentration of vessels is the scalp. The scalp is highly vascularized to supply blood to the hair follicles and the skin of the head. This rich blood supply helps nourish the hair and provide a protective barrier for the skull.
Which blood vessels cover the greatest area of the body?
capillaries
If the white molecule is water where is the water concentration greatest at first?
If the white molecule is water, the water concentration is greatest in the area where the water molecules are most densely packed. Typically, this would be in a region with a high volume of water, such as a body of water or a solution. Over time, if there is a concentration gradient, water will move from this high-concentration area to areas of lower concentration until equilibrium is reached.
What and where is the greatest concentration in the state of Washington?
The most densely populated area in Washington state is the city of Seattle,
Which factor plays the greatest role in biological systems in movement of molecules?
The concentration gradient plays the greatest role in the movement of molecules in biological systems. Molecules tend to move from an area of higher concentration to an area of lower concentration, a process known as diffusion, to reach equilibrium. This is a fundamental principle that drives various processes in cells and organisms.
Why is the concentration of ions greatest in the 80-400km height range?
This part of the atmosphere is called the ionosphere. It has the largest concentration of ions because the gases in this area are ionized by Solar Radiation.
What is the difference between the concentration of a particular molecule in one area and the concentration in an adjacent area?
The concentration gradient is the difference in concentration of a molecule between one area and an adjacent area. This difference creates a gradient that drives the movement of molecules from an area of higher concentration to an area of lower concentration, a process known as diffusion.
When particles travel from an area of high concentration to an area of what?
When particles travel from an area of high concentration to an area of low concentration, they are moving down their concentration gradient. This process is known as diffusion.
Which body area has the greatest concentration of estrogen receptors?
The body area with the greatest concentration of estrogen receptors is the breast tissue, particularly in the glandular cells of the mammary glands. Estrogen receptors are also found in other tissues such as the uterus, ovaries, and bone, but the breast is particularly responsive to estrogen, which plays a crucial role in breast development and function.
Diffusion takes place from an area of?
an area of high concentration to an area of low concentration
Is osmosis the movement of molecules from an area of high concentration to an area of lower concentration or movement of molecules from an area of low concentration to an area of higher concentration?
Osmosis is the movement of solvent molecules from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane, in order to equalize the concentration on both sides.
When molecules move down the concentration gradient it means they are moving from high to low or low to high?
When molecules move down the concentration gradient, they are moving from an area of high concentration to an area of low concentration. This movement occurs spontaneously to equalize the concentration of molecules in the given environment.
